Ba a sami harsuna ba
px ÷ (px/in) = in; 1 in = 2.54 cm
Yi amfani da ɗigo don gurbi da waƙafi don raba dubu.
0 < W, H ≤ 10¹²; W, H ∈ ℤ; 0 < PPI ≤ 10⁹